Figure 2. Assembling the Three Catwalk Sections8.Install Handrail.a.Insert Handrail (13229E-9998) into the pipe receivers on the Catwalk Outer Section nearest the lead (see Figure3). Install so that the pipe receivers on the vertical members face the crane.b.Positions opposite side Handrail (13229E-9998) the same way and guide into position into Outer Section pipereceivers.9.Installing Hardwarein Handrail.a.Insert (1)1/4-20 x 3.5 (MS90728-20) screw through (1)1/4"flat washer (MS 27183-52) and then through the pipereceiver hole in the Catwalk Outer Section and through the aligned holes in the ends of the Handrail just installed. Install(1) 1/4-20 self locking nut (MS51922-1) to the screw and tighten.b.Repeat for the (3) other pipe receivers on this Outer Section.Figure 3. Assembling the Handrails to the Outer Section2-2
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